CN106133470A - Thermophore - Google Patents

Thermophore Download PDF

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Publication number
CN106133470A
CN106133470A CN201580016988.3A CN201580016988A CN106133470A CN 106133470 A CN106133470 A CN 106133470A CN 201580016988 A CN201580016988 A CN 201580016988A CN 106133470 A CN106133470 A CN 106133470A
Authority
CN
China
Prior art keywords
thermophore
opening
container
regional area
fluid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201580016988.3A
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Chinese (zh)
Other versions
CN106133470B (en
Inventor
V.达诺夫
T.帕帕多普洛斯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Publication of CN106133470A publication Critical patent/CN106133470A/en
Application granted granted Critical
Publication of CN106133470B publication Critical patent/CN106133470B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D20/00Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
    • F28D20/0056Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using solid heat storage material
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D20/00Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
    • F28D2020/0065Details, e.g. particular heat storage tanks, auxiliary members within tanks
    • F28D2020/0069Distributing arrangements; Fluid deflecting means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D20/00Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
    • F28D2020/0065Details, e.g. particular heat storage tanks, auxiliary members within tanks
    • F28D2020/0086Partitions
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/04Constructions of heat-exchange apparatus characterised by the selection of particular materials of ceramic; of concrete; of natural stone
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2270/00Thermal insulation; Thermal decoupling
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/14Thermal energy storage

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Central Heating Systems (AREA)
  • Ceramic Engineering (AREA)
  • Devices For Dispensing Beverages (AREA)

Abstract

The present invention relates to a kind of thermophore (1) for storing heat energy, it container (2) including there is horizontal-extending longitudinal axis (100), wherein, described container (2) includes the accumulator materials (5) being made up of a large amount of stone class components (4).According to the present invention, described container (2) has the first opening (81) in the first regional area (61) and has the second opening (82) vertically offsetted relative to described first opening (61) in the second regional area (62), wherein, the average diameter of the stone class component (4) being arranged in described first regional area (61) is more than the average diameter of the stone class component (4) being arranged in described second regional area (62).

Description

Thermophore
The present invention relates to a kind of thermophore as described in the preamble according to claim 1.
Thermophore is thermal energy memorizer, and it stores heat energy (heat) and and then makes the production of electric energy and the life of heat energy Produce or preparation separates in time.Heat energy by thermophore storage then can be directly directed to user or again as heat For producing electric energy.
Thermophore can be bulk cargo formula memorizer, and it includes the stone as bulk cargo or brick and tile.Here, the storage of bulk cargo formula Device is generally by the hot fluid accumulation of heat of about 600 DEG C.
Prior art is divided into vertical and the thermophore of horizontal orientation.Relative to vertical thermophore, in horizontal Thermophore exists vertical temperature fronts (Temperaturfront).When accumulation of heat and the heat release of horizontal thermophore, so-called Vertical temperature fronts changes due to the free convection that carries out in the horizontal direction so that thermophore occurs in terms of temperature not Uniform accumulation of heat and heat release.It is restricted with the efficiency that this makes horizontal thermophore.
Prior art attempts to stop nature pair by the level being arranged in horizontal thermophore and/or vertical plate Stream.In any case usually this is required for substantial amounts of plate.Plate for being vertically provided improves horizontal extraly and stores The hot device pressure loss when accumulation of heat and heat release.
The technical problem to be solved in the present invention is, improves horizontal thermophore.
Described technical problem is by the thermophore of a kind of technical characteristic with independent claims 1 and a kind of for running The method of the technical characteristic with independent claims 13 of thermophore solves.Provide having of the present invention in the dependent claims Profit design and further design.
According to the present invention for storing the thermophore of heat energy, it container including there is horizontal-extending longitudinal axis, its In, described container includes the accumulator materials being made up of a large amount of stone class components, and described container is in the first regional area There is the first opening and there is in the second regional area the second opening vertically offsetted relative to described first opening, its In, it is arranged in the average diameter of the stone class component in described first regional area more than being arranged in described second regional area The average diameter of stone class component.
That form horizontal orientation by horizontal-extending longitudinal axis or the thermophore of horizontal.
The average diameter of stone class component is interpreted as the minimum of stone class component or maximum sized based on stone class unit The average diameter of part.Can also specify with this, relative to the stone class component being arranged in the second regional area, be arranged in first The mean aspect ratio of the stone class component in regional area is bigger.Single length-width ratio represent stone class component from full-size to Each ratio of minimum dimension.Mean aspect ratio then represents the meansigma methods of each length-width ratio.
In the first regional area of container, the stone class component being arranged therein has than being arranged according to the present invention The average diameter that stone class component in two regional areas is bigger.Here, the stone including there is less average diameter of container Second regional area of class component constitutes the real regional area for storing heat energy of thermophore.Here, the first partial zones Territory is according to present invention provide that being uniformly distributed of the level for the fluid flowed in or out.According to the present invention, by being arranged in Bigger stone class component in one regional area realizes the distribution of fluid, and this stone class component averagely has ratio and is arranged in second The diameter that stone class component in regional area is bigger.Advantageously, the distribution being achieved in has the least pressure and damages Lose.After making fluid be uniformly distributed by the first regional area, fluid flows to the second regional area from the first regional area.Thus Realize the flowing trend that the approximation of fluid is vertical so that the temperature fronts of level of approximation is arranged in thermophore or container.
In other words, by realizing the temperature fronts of level in horizontal thermophore according to the thermophore of the present invention.According to It is vertically-oriented that therefore the horizontal thermophore of the present invention realizes making the temperature fronts of the advantage of vertical thermophore, i.e. level transfer to Thermophore on.Therefore by the free convection carried out along the direction (vertical direction) of the temperature fronts being perpendicular to level so that press According to the temperature fronts of horizontal thermophore of the present invention when accumulation of heat, heat release and/or in the shutdown stage the most indeformable.Improve with this Efficiency according to thermophore of the present invention.
The thermograde in thermophore is reduced by vertical offsetting the according to first and second openings of the present invention.Excellent Choosing, the vertical distance of the first opening to container bottom is less than the vertical distance of the second opening to container bottom.It further provides for, the Two openings are less relative to the vertical distance of the first opening to container cap to the vertical distance of container cap.In other words, One opening is arranged near container bottom and the second opening is arranged in the vicinity of container cap.Thus make the first and second openings There is vertical offsetting relative to each other.Aptly, the temperature of the fluid flowed in or out by the first opening is less than by second The temperature of the fluid that opening flows in or out.
For running according in the method for the thermophore of the present invention, fluid flows into thermophore by the first or second opening Container in and thermally contact with accumulator materials, wherein, in order to make thermophore heat release, fluid is flowed into by the first opening and leads to Cross the second opening to flow out, and/or in order to make thermophore accumulation of heat, fluid is flowed into by the second opening and by the first opening stream Go out.
For heat release, cold flow body flows in the container of thermophore also by the first opening being arranged in the first regional area And hot fluid flows out by the second opening being arranged in the second regional area.Here, the first regional area is arranged in container bottom Near portion, and the second regional area is arranged near container cap.Cold flow body is less than accumulation of heat equipment in this temperature being had The temperature of material.Hot fluid has more higher temperature than accumulator materials.In other words, thermophore or accumulation of heat it are stored in when heat release Heat in equipment material is delivered to fluid from accumulator materials by thermo-contact.Specify at this, at the fashionable fluid of cold fluid flow Temperature approximation 453.15K (180 DEG C), and when hot fluid flows out fluid temperature approximate 873.15K (600 DEG C).
By being arranged in the first opening of near-bottom and being arranged in the second opening near top cover, obtain fluid by holding The favourable flowing trend of device, it extends to container cap from container bottom when thermophore heat release.At this by the first local Region makes the fluid flowed into through the first opening be distributed in container, it is achieved fluid is the flowing of near vertical in the second regional area Trend.The Temperature Distribution of level realizing approaches uniformity with this or the temperature fronts of level of approximation.
When thermophore accumulation of heat, fluid flows into and through the first opening by the second opening and flows out.
Same and the equivalent advantage of the method according to the present invention is also obtained for the above-mentioned thermophore according to the present invention.
According to the favourable design of the present invention, accumulator materials is made up of a large amount of stone class components.
At this in particular it is preferred that accumulator materials includes stone, fragment of brick and/or ceramic material.
Have an advantage in that, because stone, fragment of brick and/or ceramic material have extra high thermal capacitance, therefore use described storage Hot equipment material forms particularly effective thermophore.
Preferably, the vertically extending amount being perpendicular to its longitudinal axis of thermophore is up to 10m.
In other words, thermophore constitutes horizontal thermophore.Relative to vertical thermophore, horizontal thermophore has Advantage is, physical dimension longitudinally is the most unrestricted, and this longitudinal axis is the height of thermophore in vertical thermophore Degree.Additionally, horizontal thermophore expends less than vertical thermophore at technical elements.Here, longitudinal axis represents thermophore The axis in direction corresponding to the physical dimension of its maximum.
According to the favourable design of the present invention, between the accumulator materials arranged in the first and second regional areas It is disposed with the dispenser panel that at least one fluid can penetrate.
Advantageously, the dispenser panel that the fluid flowed in the first regional area of container can penetrate by fluid exists Approaches uniformity and being flatly distributed in thermophore.Here, fluid is from the first regional area being transitioning through to the second regional area The dispenser panel that fluid can penetrate is carried out.Temperature fronts with the level in this further improvement container.
It is preferred here that, dispenser panel includes heat-resisting steel.
Guaranteeing targetedly with this, dispenser panel meets required thermal requirements, its according to dispenser panel in container Layout and draw.
Particularly advantageously, dispenser panel includes non-woven fabrics.
It is designed as non-woven fabrics by dispenser panel, advantageously makes the fluid in container approximately uniformly be distributed in thermophore In material.Non-woven fabrics further advantage is that, non-woven fabrics self is adapted to the shape of accumulator materials and structure and therefore Can such as being deformed by the deformation of thermic load along with accumulator materials.And then dispenser panel need not be made to have supporting Function.Especially specify the relatively thin design of dispenser panel.
According to the design targetedly of the present invention, the first side of container have the first opening and container with Opposite the second side, first side has the second opening.
Advantageously, the most whole thermophore is enabled flow across with this.The efficiency of thermophore is improved with this.
According to the design that is advantageously improved of the present invention, thermophore includes the third and fourth opening, and wherein, the 3rd opening is arranged In the first regional area, and the 4th opening is arranged in the second regional area.
It is preferred here that, the 3rd opening is arranged on the second side of container, and the 4th opening is arranged in container On first side.The second opening making container with this and the 3rd opening are arranged on identical container side, the i.e. second side. First and the 4th opening be arranged on the first side of container.The flowing improving the fluid in container further with this is moved towards.Especially It, the 3rd opening uses according to the first opening, and the 4th opening uses according to the second opening.
In other words, make thermophore accumulation of heat, method be fluid pass through second and the 4th opening into and through first and Three openings flow out.The heat release of thermophore by fluid by first and the 3rd opening into and through second and the 4th opening flow out Realize.
The further advantage of the present invention, feature and details by embodiments described below and draw with reference to the accompanying drawings.Here, Unique accompanying drawing illustrates thermophore, and it has the horizontal-extending dispenser panel being arranged between the first and second regional areas.
The most same element is furnished with identical reference.
Unique accompanying drawing illustrates thermophore 1, and it includes having first opening the 81, second opening 82, the 3rd opening 83 and the The container 2 of four openings 84.Here, the first opening 81 and the 4th opening 84 are disposed on the first side 91 of container 2.Second opening 82 and the 3rd opening 83 be arranged on the second side 92 of container 2.Second opening 82 and the 4th opening 84 vertically V is positioned at The vicinity of the top cover 16 of container 2.By make second and the 4th opening 82,84 be arranged near top cover 16 and make second and the 4th to open Mouthfuls 82,84 to top cover 16 vertical distance less than second and the 4th opening 82,84 to the vertical distance of the bottom 14 of container 2.Instead It, first and the 3rd opening 81,83 be arranged near the bottom 14 of container 2.
Gravity based on thermophore 1 present position (vertical) all the time of definition horizontally and vertically.
Container 2 longitudinally extends, and wherein, longitudinal axis is basically parallel to horizontal direction H (being perpendicular to vertical direction) and extends. Thermophore 1 is made to be configured to horizontal thermophore 1 with this.
The heat release of thermophore 1 is shown by flow direction 20,21,22 in unique accompanying drawing.When thermophore 1 heat release anti- To in shown flow direction 20,21,22.According to the improvement to the fluid distrbution within container 2 of the present invention and thus cause The advantage of temperature fronts 24 of level still suffer from when accumulation of heat.
In the first regional area 61 of container 2, be disposed with accumulator materials 5, its by a large amount of stone class components 4, especially by Stone 4 is constituted.Second regional area 62 of this external container 2 is disposed with other heat-storing material 5.Here, in the second local The stone class component 4 of the accumulator materials 5 in region 62 has less than the stone class component 4 in the first regional area 61 Average diameter.It is disposed with horizontal-extending dispenser panel 12 between the first regional area 61 and the second regional area 62.Here, Dispenser panel 12 is for the distribution of the further level of fluid, to obtain level of approximation elongating temperature cutting edge of a knife or a sword 24.
In the shown heat release situation of thermophore 1, cold flow body by first and the 3rd opening 81,83 flow into the of container 2 In one regional area 61.Here, the inflow direction arrow 20 of fluid represents, the flow direction arrow 22 in container 2 represents.
When thermophore 1 heat release, by first and the 3rd the temperature that had of cold flow body that flows into of opening 81,83 than arranging Heat-storing material 5 in the first and/or second regional area 61,62 is less.By according to the present invention, be arranged in first local The average diameter of the increase of the stone class component 4 in region 61 so that the fluid of inflow is the most flatly at container 2 It is distributed in horizontal size, and does not produce the too high pressure loss.Then, fluid flows into the second of container 2 by dispenser panel 12 In regional area 62.Here, the fluid that dispenser panel 12 makes inflow is the most flatly distributed along container 2.Thus cause approximation Horizontally extending temperature fronts 24.
Mutually offsetting vertically and passing through in the first and second partial zones by the first and second openings 81,82 on the whole The horizontal thermophore 1 that the different average diameter of the stone class component 4 in territory 61,62 obtains has as vertical thermophore There is the temperature fronts 24 of level.Therefore, according to the thermophore 1 of the present invention compound combine horizontal thermophore and vertical accumulation of heat The advantage of device.
Although being shown specifically and elaborate the details of the present invention by preferred embodiment, but the present invention the most openly being implemented The restriction of example, or without departing from protection scope of the present invention, technical staff thus can derive other flexible program.

Claims (13)

1. the thermophore (1) being used for storing heat energy, it container (2) including there is horizontal-extending longitudinal axis, wherein, institute State the accumulator materials (5) that container (2) includes being made up of a large amount of stone class components (4), it is characterised in that described container (2) exists First regional area (61) has the first opening (81) and has relative to described first in the second regional area (62) The second opening (82) that opening (81) vertically offsets, wherein, is arranged in the stone class component in described first regional area (61) (4) average diameter is more than the average diameter of the stone class component (4) being arranged in described second regional area (62).
2. according to the thermophore (1) described in claim 1, it is characterised in that described accumulator materials (5) includes stone, fragment of brick And/or ceramic material.
3. according to the thermophore (1) described in claim 1 or 2, it is characterised in that described thermophore (1) be perpendicular to longitudinal axis Vertically extending amount be up to 10m.
4. according to the thermophore (1) one of aforementioned claim Suo Shu, it is characterised in that be arranged in the first and second partial zones The dispenser panel (12) that at least one fluid can penetrate it is disposed with between accumulator materials (5) in territory (61,62).
5. according to the thermophore (1) described in claim 4, it is characterised in that described dispenser panel (12) includes heat-resisting steel.
6. according to the thermophore (1) described in claim 4 or 5, it is characterised in that described dispenser panel (12) includes non-woven fabrics.
7. according to the thermophore (1) one of claim 4 to 6 Suo Shu, it is characterised in that described dispenser panel (12) includes wire rod Grid.
8. according to the thermophore (1) one of aforementioned claim Suo Shu, it is characterised in that the first side of described container (2) (91) second side (92) opposite with the first side (91) with the first opening (81) and described container (2) has Two openings (82).
9. according to the thermophore (1) one of aforementioned claim Suo Shu, it is characterised in that described thermophore (1) has the 3rd He 4th opening (83,84), wherein, described 3rd opening (83) is arranged in the first regional area (61), and the described 4th opens Mouth (84) is arranged in the second regional area (62).
10. according to the thermophore (1) one of claim 8 to 9 Suo Shu, it is characterised in that described first side (91) includes institute State the 4th opening (84), and described second side (92) includes described 3rd opening (83).
11. 1 kinds of methods running thermophore (1), described thermophore (1) is according to the accumulation of heat one of aforementioned claim Suo Shu Device, wherein, fluid flows in the container (2) of thermophore (1) by the first or second opening (81,82) and and accumulator materials (5) thermo-contact, it is characterised in that in order to make described thermophore (1) heat release, fluid is flowed into by the first opening (81) and is passed through Second opening (82) flows out, and/or in order to make described thermophore (1) accumulation of heat, fluid is flowed into by the second opening (82) and led to Cross the first opening (81) to flow out.
12. run the method according to the thermophore (1) described in claim 9 or 10 according to being used for described in claim 11, its Being characterised by, in order to make described thermophore (1) heat release, fluid is flowed into by the 3rd opening (83) extraly and opens by the 4th Mouth (84) flows out.
13. run according to the thermophore (1) described in claim 9 or 10 according to being used for described in claim 11 or 12, and it is special Levying and be, in order to make described thermophore (1) accumulation of heat, fluid is flowed into by the 4th opening (84) and extraly by the 3rd opening (83) flow out.
CN201580016988.3A 2014-05-06 2015-04-23 Storage heater Expired - Fee Related CN106133470B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102014208454.7 2014-05-06
DE102014208454.7A DE102014208454A1 (en) 2014-05-06 2014-05-06 heat storage
PCT/EP2015/058785 WO2015169609A1 (en) 2014-05-06 2015-04-23 Heat accumulator

Publications (2)

Publication Number Publication Date
CN106133470A true CN106133470A (en) 2016-11-16
CN106133470B CN106133470B (en) 2019-06-21

Family

ID=53175424

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201580016988.3A Expired - Fee Related CN106133470B (en) 2014-05-06 2015-04-23 Storage heater

Country Status (9)

Country Link
US (1) US20170045303A1 (en)
EP (1) EP3097376B1 (en)
CN (1) CN106133470B (en)
DE (1) DE102014208454A1 (en)
DK (1) DK3097376T3 (en)
ES (1) ES2702953T3 (en)
PL (1) PL3097376T3 (en)
PT (1) PT3097376T (en)
WO (1) WO2015169609A1 (en)

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CN106885295A (en) * 2017-03-27 2017-06-23 王金锁 Enclose stone warmer

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EP3339790A1 (en) * 2016-12-21 2018-06-27 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Heat exchanger and heat exchange method using same

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US4137898A (en) * 1975-12-26 1979-02-06 Tokyo Shibaura Electric Co., Ltd. Air type solar heating system
JPS58175792A (en) * 1982-04-08 1983-10-15 Toshiba Corp Heat accumulation type heat exchanger
DE3740094A1 (en) * 1987-11-26 1989-06-08 Norbert Harlander Energy store
JP2004069123A (en) * 2002-08-05 2004-03-04 Hitachi Industries Co Ltd Macadam type heat storage apparatus
DE102011000655A1 (en) * 2010-02-11 2011-08-11 Athmann, Uwe, 45145 Heat transporting method, involves changing volume of chambers, so that total capacity of chambers is constant, and connecting chambers with connection pieces, such that filling and draining of chambers takes place temporarily at same time
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Publication number Priority date Publication date Assignee Title
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WO2015169609A1 (en) 2015-11-12
DK3097376T3 (en) 2019-01-07
PL3097376T3 (en) 2019-03-29
DE102014208454A1 (en) 2015-11-12
PT3097376T (en) 2018-11-30
CN106133470B (en) 2019-06-21
EP3097376B1 (en) 2018-09-26
US20170045303A1 (en) 2017-02-16
ES2702953T3 (en) 2019-03-06
EP3097376A1 (en) 2016-11-30

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